EN 417 is a

European Standard European Standards (abbreviated EN, from the German name ("European Norm")) are technical standards which have been ratified by one of the three European standards organizations: European Committee for Standardization (CEN), European Committee ...

concerning non-refillable metallic cartridges for

liquefied petroleum gas Liquefied petroleum gas (LPG or LP gas) is a fuel gas which contains a flammable mixture of hydrocarbon gases, specifically propane, propylene, butylene, isobutane and n-butane. LPG is used as a fuel gas in heating appliances, cookin ...

es. The standard specifies material, construction, inspection and marking requirements for cartridges with or without a valve, for use with portable appliances which comply with the requirements of EN 521. The term is used colloquially to refer to cartridges with the 7/16" UNEF threaded valve used on disposable

butane Butane () or ''n''-butane is an alkane with the formula C4H10. Butane is a gas at room temperature and atmospheric pressure. Butane is a highly flammable, colorless, easily liquefied gas that quickly vaporizes at room temperature. The name but ...

and butane/

isobutane Isobutane, also known as ''i''-butane, 2-methylpropane or methylpropane, is a chemical compound with molecular formula HC(CH3)3. It is an isomer of butane. Isobutane is a colourless, odourless gas. It is the simplest alkane with a tertiary carbo ...

propane Propane () is a three-carbon alkane with the molecular formula . It is a gas at standard temperature and pressure, but compressible to a transportable liquid. A by-product of natural gas processing and petroleum refining, it is commonly used as ...

mix cartridges used in some backpacking stoves. The correct name for this is ''Lindal B188 valve'', the manufacturer's designation. This informal use is improper, as the EN 417 standard applies also to cartridges that do not have a Lindal valve, such as the valveless pierceable Epigas canisters often used in Europe. The Lindal valve, unlike of course a pierceable canister, should seal itself if the fuel container is unscrewed from the equipment to which it is attached. However, the self-sealing action cannot be relied upon as a safety feature. A dirty valve can leak. Among suppliers of gas cylinders and camp stoves are Epigas ( Coleman), Sievert, GoSystem, Primus,

Brunton Brunton may refer to: Places * Brunton, Northumberland, England (near Alnwick) * Low Brunton, Northumberland, England (near Hexham) *Brunton, Wiltshire, England *Brunton Memorial Ground, Radlett, Hertfordshire, England * Brunton, Fife, Scotland; a ...

Jetboil Jetboil manufactures and markets lightweight gas-fueled portable stoves used primarily for backpacking. The company was formed in 2001 by Dwight Aspinwall and Perry Dowst in a former woolen mill in Guild, New Hampshire, debuting its products ...

Mountain Safety Research Mountain Safety Research, or MSR, is a producer of camping, hiking and mountaineering equipment, such as portable stoves, water filters, snowshoes, and tents. While specializing in lightweight and technical equipment, MSR's gear is designed for ...

, Snow Peak, Rothenberger, and

Campingaz Campingaz, formerly Camping Gaz, is a brand of products with compressed, mixed butane/propane gas supplied in small, lightweight, disposable canisters and larger, refillable cylinders designed for use as a fuel while camping and caravanning. The ...

References

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External links

* #00417 Fuel gas {{Measurement-stub